15721708041

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{12109}}^1$

素因数の和:12277

約数の個数: 56

約数和(自身を含む): 25572396360

約数和(自身を除く): 9850688319

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 137, 243, 351, 411, 729, 1053, 1233, 1781, 3159, 3699, 5343, 9477, 11097, 12109, 16029, 33291, 36327, 48087, 99873, 108981, 144261, 157417, 326943, 432783, 472251, 980829, 1298349, 1416753, 1658933, 2942487, 4250259, 4976799, 8827461, 12750777, 14930397, 21566129, 38252331, 44791191, 64698387, 114756993, 134373573, 194095161, 403120719, 582285483, 1209362157, 1746856449, 5240569347, 15721708041]

約数ペア:

[(1, 15721708041), (3, 5240569347), (9, 1746856449), (13, 1209362157), (27, 582285483), (39, 403120719), (81, 194095161), (117, 134373573), (137, 114756993), (243, 64698387), (351, 44791191), (411, 38252331), (729, 21566129), (1053, 14930397), (1233, 12750777), (1781, 8827461), (3159, 4976799), (3699, 4250259), (5343, 2942487), (9477, 1658933), (11097, 1416753), (12109, 1298349), (16029, 980829), (33291, 472251), (36327, 432783), (48087, 326943), (99873, 157417), (108981, 144261)]